AP sources: Obama, Corker clash in private meeting  —  WASHINGTON — Republican officials say President Barack Obama and Sen. Bob Corker clashed during a private meeting over whether anyone in either party was really trying to be bipartisan this election year.

Guard ordered to Mexican border  —  President Barack Obama is preparing to send as many as 1,200 National Guard troops to the U.S.-Mexico border, amid growing concern about cross-border criminal activity and a simmering debate over illegal immigration.  —  Obama plans to submit a request …

Obama to Deploy 1,200 National Guard Troops Along U.S./ Mexican Border  —  Administration to Ask Congress for $500 Million More for Border Security  —  President Obama has authorized the call-up of as many as 1,200 National Guard troops across the U.S. border with Mexico to assist …

Obama clashes with GOP, but promises to meet in the middle  —  Senate Republicans clashed with President Barack Obama during his visit with their caucus Tuesday on energy legislation, immigration reform and other issues.  —  “It was good,” Obama told reporters as he left the meeting.

BP Runs Full-Page Ads In Major Newspapers Defending Its Oil Spill Response: ‘We Have Taken Full Responsibility’  —  Since the disastrous Gulf Coast oil spill, BP and the other companies responsible for the tragedy have been beefing up their lobbying and public relations efforts.

Obama to Send 1,200 Guard Troops to Mexico Border  —  LOS ANGELES — President Obama will send up to 1,200 National Guard troops to the Southwest border and increase spending on law enforcement, yielding to demands from both Republican and Democratic lawmakers there that border security be tightened, administration officials said.